chemical and physical changes

Q: Classify each of the following as a physical or chemical change:a. Silver metal is melted and poured…

A: In a  physical change, only the appearance of matter only changes, but the type of matter is the…

Q: Is this a chemical or physical change? List your reasons

A: When calcium metal , which has a silver color is heated with oxygen gas it gives calcium oxide as a…

Q: Making observations on a substance without changing the chemical makeup of that substance is known…

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Q: Which change is a physical change?a) wood burningb) iron rustingc) dynamite explodingd) gasoline…

A: A change is said to be physical only when change in the appearance of a matter takes place but its…

Q: (1.4)Which of the following is a chemical change? O cutting papers O rusting iron O breaking glasses…

A: Physical changes are the changes in physical properties of a substance. They are generally…

Q: . When table salt is placed in water and stirred it dissolves and a clear liquid is obtained. This…

A: On the basis of changes; all processes can be classified as physical change and chemical change. The…

Q: Classify property as physical or chemical. the odor of paint thinner

A: Physical property can be observed without changing the composition of a matter. Physical properties…

Q: Chemical change

A: The definition of chemical change has to be given.

Q: Classify each of the changes as a physical change or a chemical change.

A: Physical changes are the ones that are the ones do not involve any chemical reactions,i.e. the…

Q: carving wood slicing an apple burning woodtearing aluminum fol bleaching skin snow melting frying an…

A: A chemical change occurs when two substances on combining bring about to form new substance. Which…

Q: Is a pencil being sharpened a chemical or physical change

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Q: Classify each change as physical or chemical. A bicycle frame rusts on repeated exposure to air and…

A: There are two types of changes in the nature. One is physical change and other is chemical changes.…

Q: physical and chemical changes is

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Q: Is baking considered a physical change or a chemical change?

A: Baking is a process in which item to be baked is mixed with baking soda and heated in oven. Baking…

Q: The differences from chemical change and physical change

A: PHYSICAL CHANGES:- 1 -A physical changes is the changes of matter that occur without changing the…

Q: Classify each change as physical or chemical.Natural gas burns in a stove.

A: Whenever a chemical reaction occurs two types of changes can be seen. One is physical and the other…

Q: State the difference between physical and chemical changes

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Q: In an experiment aqueous solutions of calcium chloride and sodium sulfate are mixed. What type of…

A: Aqueous solutions of calcium chloride and sodium sulfate are mixed.

Q: List the differences between chemical changes and physical changes.

A: The chemical changes are defined as the combination of the two or more species and generate new…

Q: Mars is red due to red soil rich in iron oxide (rust).  Is the oxidation of soil to rust a PHYSICAL…

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Q: Ice Sculpture Drop of water Air around clouds State (Solid, Liquid, or Gas) Physical description…

A: Ice sculpture  State:-   Solid Physical description:- cage like structure Drop of water State :-…

Q: Distinguish between physical and chemical properties.

A: Physical and chemical properties has to be distinguished.

Q: Dissolving sugar and water is an example of chemical change. Select one: O True O False

A: A physical change is a change where during the process, no new substances are formed and the process…

Q: What is physical property and chemical property?

A: Physical property- Physical property are those property whose  identity does'nt change. Physical…

Q: How do I know the difference between physical and chemical changes?

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Q: You might have noticed that while eating icecream on a hot day, some of the ice cream begins tomelt.…

A: Is the observed change in the state of the ice creama physical or a chemical change? Justify your…

Q: How are physical properties different from chemical properties?

A: Difference between physical properties and chemical properties:

Q: Is melting candle wax a chemical or physical change

A: Physical and chemical changes When there is a change in the chemical composition the change is…

Q: give one example of a physical change a chemical change

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Q: Magnesium metal, a gray solid, is heated in a crucible in the presence A white powder is collected…

A: Given reaction information,    Magnesium metal, a gray solid, is heated in a crucible in the…

Q: During a chemical change: A. Chemical composition changes  B. There is only a physical state change…

A: During a chemical change A. Chemical Composition changes

Q: Type of chemistry

A: In the field of science there are many different types of chemistry. The following page will deal…

Q: Label the following property of sodium as either a physical property or a chemical property:

A: chemical and physical properties are used to identify the elements. chemical properties determines…

Q: A student pours sodium chloride into a beaker of water and stirs it well. The sodium chloride is no…

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Q: What are the differences between physical and chemical change

A: We need to difference between physical and chemical change. Physical change- 1-A physical change is…

Q: Classify the following as physical or chemical changes. a.Moth balls gradually vaporize in a closet.…

A: A physical change is explained as the change in state (solid, liquid or gas) size, shape and any…

Q: What are the properties of Chemical changes?

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Q: Explain and give examples of Physical and chemical properties.

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Q: Give 5 examples of Chemical Changes

A: Change of a particular matter or species into another matter or species having different properties,…

Q: Burning paper is a chemical change.

A: Chemical change is in which chemical composition is changed of the compound.

Q: The explosion during fireworks is a chemical change. Select one: True False

A: The given statement is : The explosion during fireworks are chemical change.

Q: Define physical change and list several common physical changes.

A: There are two types of change in matter; physical change and chemical change.

Q: Crushing an empty water bottle is a chemical change. Select one: O True O False

A: Crushing a bottle is a physical change. In this change Only shape of the bottle change and there is…

Q: Include states of matter

A: Balnced chemical reaction in basic medium is

Q: Which f the following is an example of chemical change? O Filling up a balloon with hot air. O…

A: Chemical change is a process which results when a substance combines with another substance to form…

Q: What are chemical and physical properties?

A: Physical properties can be observed or measured without changing the composition of matter. Physical…